Home / 1,726,277,207.40-2,589,415,811.10-988,589,860.20

Finding the Fourth Proportional to 1,726,277,207.40, 2,589,415,811.10 and 988,589,860.20

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Solution

The fourth proportional to 1,726,277,207.40, 2,589,415,811.10 and 988,589,860.20 is: 1,482,884,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,277,207.40 : 2,589,415,811.10 = 988,589,860.20 : x
  2. Step 2: Convert to fraction form
    1,726,277,207.40/2,589,415,811.10 = 988,589,860.20/x
  3. Step 3: Cross multiply
    1,726,277,207.40x = 2,589,415,811.10 × 988,589,860.20
  4. Step 4: Simplify right side
    1,726,277,207.40x = 2,559,870,214,695,018,496
  5. Step 5: Solve for x
    x = 2,559,870,214,695,018,496/1,726,277,207.40
  6. Step 6: Final answer
    x = 1,482,884,790.30

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.